author | stefank |
Tue, 23 Nov 2010 13:22:55 -0800 | |
changeset 7397 | 5b173b4ca846 |
parent 5547 | f4b087cbb361 |
child 7405 | e6fc8d3926f8 |
permissions | -rw-r--r-- |
1 | 1 |
/* |
7397 | 2 |
* Copyright (c) 1997, 2010, Oracle and/or its affiliates. All rights reserved. |
1 | 3 |
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
4 |
* |
|
5 |
* This code is free software; you can redistribute it and/or modify it |
|
6 |
* under the terms of the GNU General Public License version 2 only, as |
|
7 |
* published by the Free Software Foundation. |
|
8 |
* |
|
9 |
* This code is distributed in the hope that it will be useful, but WITHOUT |
|
10 |
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
|
11 |
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
|
12 |
* version 2 for more details (a copy is included in the LICENSE file that |
|
13 |
* accompanied this code). |
|
14 |
* |
|
15 |
* You should have received a copy of the GNU General Public License version |
|
16 |
* 2 along with this work; if not, write to the Free Software Foundation, |
|
17 |
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
|
18 |
* |
|
5547
f4b087cbb361
6941466: Oracle rebranding changes for Hotspot repositories
trims
parents:
670
diff
changeset
|
19 |
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
f4b087cbb361
6941466: Oracle rebranding changes for Hotspot repositories
trims
parents:
670
diff
changeset
|
20 |
* or visit www.oracle.com if you need additional information or have any |
f4b087cbb361
6941466: Oracle rebranding changes for Hotspot repositories
trims
parents:
670
diff
changeset
|
21 |
* questions. |
1 | 22 |
* |
23 |
*/ |
|
24 |
||
7397 | 25 |
#ifndef OS_WINDOWS_VM_OS_WINDOWS_INLINE_HPP |
26 |
#define OS_WINDOWS_VM_OS_WINDOWS_INLINE_HPP |
|
27 |
||
28 |
#include "runtime/atomic.hpp" |
|
29 |
#include "runtime/os.hpp" |
|
30 |
#ifdef TARGET_OS_ARCH_windows_x86 |
|
31 |
# include "atomic_windows_x86.inline.hpp" |
|
32 |
# include "orderAccess_windows_x86.inline.hpp" |
|
33 |
#endif |
|
34 |
||
1 | 35 |
inline const char* os::file_separator() { return "\\"; } |
36 |
inline const char* os::line_separator() { return "\r\n"; } |
|
37 |
inline const char* os::path_separator() { return ";"; } |
|
38 |
||
39 |
inline const char* os::jlong_format_specifier() { return "%I64d"; } |
|
40 |
inline const char* os::julong_format_specifier() { return "%I64u"; } |
|
41 |
||
42 |
// File names are case-insensitive on windows only |
|
43 |
inline int os::file_name_strcmp(const char* s, const char* t) { |
|
44 |
return _stricmp(s, t); |
|
45 |
} |
|
46 |
||
47 |
// Used to improve time-sharing on some systems |
|
48 |
inline void os::loop_breaker(int attempts) {} |
|
49 |
||
50 |
inline bool os::obsolete_option(const JavaVMOption *option) { |
|
51 |
return false; |
|
52 |
} |
|
53 |
||
54 |
inline bool os::uses_stack_guard_pages() { |
|
55 |
return os::win32::is_nt(); |
|
56 |
} |
|
57 |
||
58 |
inline bool os::allocate_stack_guard_pages() { |
|
59 |
assert(uses_stack_guard_pages(), "sanity check"); |
|
60 |
return true; |
|
61 |
} |
|
62 |
||
63 |
inline int os::readdir_buf_size(const char *path) |
|
64 |
{ |
|
65 |
/* As Windows doesn't use the directory entry buffer passed to |
|
66 |
os::readdir() this can be as short as possible */ |
|
67 |
||
68 |
return 1; |
|
69 |
} |
|
70 |
||
71 |
// Bang the shadow pages if they need to be touched to be mapped. |
|
72 |
inline void os::bang_stack_shadow_pages() { |
|
73 |
// Write to each page of our new frame to force OS mapping. |
|
74 |
// If we decrement stack pointer more than one page |
|
75 |
// the OS may not map an intervening page into our space |
|
76 |
// and may fault on a memory access to interior of our frame. |
|
77 |
address sp = current_stack_pointer(); |
|
78 |
for (int pages = 1; pages <= StackShadowPages; pages++) { |
|
79 |
*((int *)(sp - (pages * vm_page_size()))) = 0; |
|
80 |
} |
|
81 |
} |
|
388 | 82 |
|
83 |
inline bool os::numa_has_static_binding() { return true; } |
|
84 |
inline bool os::numa_has_group_homing() { return false; } |
|
7397 | 85 |
|
86 |
#endif // OS_WINDOWS_VM_OS_WINDOWS_INLINE_HPP |